Bluefields weather in May

In May, Bluefields sees average daytime highs of 29°C and overnight lows near 25°C, with 246 mm of rain across 26.2 wet days and about 12.5 hours of daylight. It is the 2nd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 9% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 24 min at the start of May to 12 h 36 min by month's end. Set against the rest of the year, May is Bluefields's 7th-clearest and 8th-windiest month. For the whole year in context, see Bluefields's year-round climate.

Daytime high
29°
2nd warmest
Overnight low
25°
12th coldest
Rainfall
246 mm
26.2 wet days
Daylight
12 h 36 min
5:15 AM – 5:48 PM
Cloud cover
78%
7th clearest
Wind
11 km/h
8th windiest
Solar energy
5.17 kWh/m²
Travel score
3.4
out of 10

Bluefields is City in Nicaragua, capital of the RACCS.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical May day in Bluefields reaches about 29°C in the afternoon and slips back to 25°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, May runs on par with April and on par with June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12925
22925
32925
42925
52925
62925
72925
82925
92925
102925
112925
122925
132925
142925
152925
162925
172925
182925
192925
202925
212925
222925
232925
242925
252925
262925
272925
282925
292925
302925
312925

How May really feels in Bluefields

Once humidity and wind are folded in, May averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Bluefields weather by month

How May compares with the rest of the year at a glance. May is the 2nd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 23°9423.911.44.8
Feb27° / 24°601911.65.2
Mar28° / 24°4815.911.95.8
Apr29° / 25°6517.412.34.8
May29° / 25°24626.212.53.4
Jun29° / 25°33829.112.72.9
Jul28° / 25°35630.212.63.0
Aug29° / 25°31830.212.42.9
Sep29° / 25°28628.912.12.9
Oct29° / 24°31428.611.73.1
Nov28° / 24°26826.411.43.8
Dec27° / 24°14726.111.34.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 77%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23862
33664
43664
53565
63466
73268
83268
93169
102971
112872
122773
132575
142476
152179
162179
171981
181981
191882
201783
211684
221684
231684
241486
251486
261486
271486
281486
291486
301486
311486

Chance of precipitation in May

Any precipitation

Bluefields gets around 246 mm of rain over 26.2 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 84% and peaks near 93% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
171
272
373
474
575
676
777
878
979
1080
1180
1281
1382
1483
1584
1685
1786
1887
1988
2089
2189
2290
2390
2491
2591
2692
2792
2892
2993
3093
3193

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the miserable band about 84% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
112772
212673
312475
412376
512277
612178
712178
802080
902080
1001981
1101981
1201882
1301783
1401783
1501684
1601585
1701585
1801486
1901486
2001387
2101387
2201288
2301288
2401189
2501090
2601090
270991
280892
290892
300793
310793

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 24 min at the start of May to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over May. Sunrise moves from 5:20 AM to 5:13 AM, and sunset from 5:45 PM to 5:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:205:45
212.45:195:45
312.45:195:45
412.45:185:45
512.55:185:46
612.55:185:46
712.55:175:46
812.55:175:46
912.55:175:46
1012.55:165:46
1112.55:165:47
1212.55:165:47
1312.55:155:47
1412.55:155:47
1512.55:155:48
1612.65:155:48
1712.65:155:48
1812.65:145:48
1912.65:145:49
2012.65:145:49
2112.65:145:49
2212.65:145:49
2312.65:145:50
2412.65:135:50
2512.65:135:50
2612.65:135:50
2712.65:135:51
2812.65:135:51
2912.65:135:51
3012.65:135:52
3112.65:135:52

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.17 kWh/m².

For context, solar energy here swings from a low near 3.8 kWh/m² to a high of 5.99 kWh/m² in April across the year — May's 5.17 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.6Bright
55.6Bright
65.6Bright
75.5Bright
85.5Bright
95.4Bright
105.4Bright
115.3Bright
125.3Bright
135.2Bright
145.2Bright
155.2Bright
165.1Bright
175.1Bright
185.0Bright
195.0Bright
205.0Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in May

Hazard calendar for Bluefields

In seasonPeak

In May, Bluefields sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Bluefields sits in the Atlantic hurricane belt; the season peaks August–October.

Bluefields's rainy season runs May–November, when most of the year's rain falls.

Atlantic hurricane
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Bluefields?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.4
Sightseeing
7th-best month of the year
4.4
Beach & pool
5th-best month of the year

May is a weaker month for outdoor sightseeing in Bluefields.

What to pack for Bluefields in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Bluefields sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Bluefields in May

The nearest coast averages about 29°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 20 km away) is warmest in September at about 29°C and coldest in January near 27°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar28Warm
Apr28Tropical
May29Tropical
Jun29Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Bluefields in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bluefields peaks around April 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 11UV 13Dec 17UV 9
UV index (midday)Level
Jan10Extreme
Feb12Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct12Extreme
Nov10Extreme
Dec9Very high

Air quality in Bluefields in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Bluefields is worst in July — around 29 µg/m³ PM2.5 (moderate), about 4.6× the cleanest month (November, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1629 µg/m³Nov 217 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb9Good
Mar10Good
Apr19Moderate
May23Moderate
Jun23Moderate
Jul29Moderate
Aug22Moderate
Sep15Moderate
Oct10Good
Nov6Good
Dec7Good
Location & terrain

Where is Bluefields?

Bluefields sits at 12.0°N, 83.8°W, 11 m above sea level, in Nicaragua. The nearest listed city is Pearl Lagoon, 38 km away.

Pearl LagoonRamaNueva GuineaEl CastilloSan CarlosJuigalpaRío BlancoSan José

Topography around Bluefields

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bluefields.

Within 3 km, the terrain around Bluefields has only modest variations in elevation — a maximum elevation change of 136 m around an average of 16 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 137 m; within 80 km, large variations in elevation — a maximum elevation change of 616 m.

The land around Bluefields is covered by water (45%) and trees (33%) within 3 km, water (42%) and trees (37%) within 16 km, and water (41%), trees (32%) and grassland (24%) within 80 km.

3 km
136 m
16 km
137 m
80 km
616 m
treesgrasslandartificial surfaceswaterwetlandmangroves
May weather nearby: Pearl Lagoon 38 km · Rama 52 km · Nueva Guinea 84 km · El Castillo 130 km · San Carlos 148 km · Juigalpa 174 km · Río Blanco 189 km · San José 190 km

Nicaragua travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$3,173
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
11.3
per 100k, 2021
Road deaths
16.9
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Moderate
EF EPI 512
Religion
Roman Catholic 45%Protestant 39%none 14%other 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Bluefields (12.0129°, -83.7645°, elevation 11 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).